【单选题】This, they argue, will be essential to the needs of a booming population in decades to come and avoiding starvation.
【单选题】Mom, _______ is my classmate, Michael. Michael, _______ is my mom. [ ]
【单选题】—Hello! May I speak to Michael? —________ Who is this? [ ]
A.
This is Michael speaking.
【简答题】A.Michael has been diving for nine years. B.Michael dives on holidays with his parents. C.Michael loves diving ever since he first tried it. D.Michael has never taken any diving courses.
【多选题】以下哪些复合物位于叶绿体的类囊体膜上()
【单选题】— Hello! May I speak to Michael? — ______ Who is that? [ ]
A.
This is Michael speaking.
【简答题】When the cover:diminishes in the coming decades,temperature_________
【单选题】(The population) of this small town has (more than) (doubled) it in the past (few decades).
【简答题】In the past decades there has been a big ______.